Math, asked by vaibhavsingh2975, 2 months ago

find the value of a,b,c in following parallelogram

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Answers

Answered by Freind07

1

Answer:

in 2nd figure

a=80 degree

Step-by-step explanation:

According to cyclic quadrilateral theorem

100+a=180

a=180-100

therefore, a=80 degree

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